Home / 7,342.31-11,014.29-2,664.51

Finding the Fourth Proportional to 7,342.31, 11,014.29 and 2,664.51

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Solution

The fourth proportional to 7,342.31, 11,014.29 and 2,664.51 is: 3,997.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.31 : 11,014.29 = 2,664.51 : x
  2. Step 2: Convert to fraction form
    7,342.31/11,014.29 = 2,664.51/x
  3. Step 3: Cross multiply
    7,342.31x = 11,014.29 × 2,664.51
  4. Step 4: Simplify right side
    7,342.31x = 29,347,685.85
  5. Step 5: Solve for x
    x = 29,347,685.85/7,342.31
  6. Step 6: Final answer
    x = 3,997.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.